Spondyloarthropathy
Shared features: Inflammatory back pain, enthesitis, peripheral arthritis, dactylitis, extra-articular (uveitis, psoriasis, IBD), HLA-B27 association.
Ankylosing Spondylitis: Bamboo spine, sacroiliitis. Treatment: NSAIDs, Physiotherapy, TNF inhibitors.
Psoriatic Arthritis: Dactylitis, sausage digits, pencil-in-cup on X-ray. Treatment: NSAIDs, DMARDs, biologics.
Reactive Arthritis: Post-infectious (Chlamydia, GI). Conjunctivitis, Urethritis, Arthritis triad. Self-limiting.
Systemic Sclerosis
Skin thickening, Raynaud's, esophageal dysmotility, pulmonary fibrosis, scleroderma renal crisis.
Revision history
- 20 September 2026 — Initial publication
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